49 Utility Patents
#1,834 in Tokyo
#8,089 in Japan
#39,922 in the World
Forward Citations = 292
Company Filing History:
Nippon Steel Corporation
Dai Nippon Printing Co., Ltd.

4. 5 out of 5,111

5. 4 out of 1,098
Nippon Steel & Sumitomo Metal Corporation
where one patent can have more than one assignee
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